optimized lighting partically works

ref/vk/shaders/lk_dnsr_blue_noise.comp

@@ -0,0 +1,37 @@
+#version 460
+
+#include "noise.glsl"
+#include "utils.glsl"
+#include "color_spaces.glsl"
+#include "lk_dnsr_utils.glsl"
+
+layout(local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
+
+layout(set = 0, binding = 0, rgba16f) uniform writeonly image2D out_blue_noise;
+
+#define GLSL
+#include "ray_interop.h"
+#undef GLSL
+
+layout(set = 0, binding = 1) uniform UBO { UniformBuffer ubo; } ubo;
+layout(set = 0, binding = 2) uniform sampler2D textures[MAX_TEXTURES];
+
+layout(set = 0, binding = 3) uniform sampler3D blue_noise_texture;
+
+#include "bluenoise.glsl"
+
+void main() {
+	ivec2 res = ivec2(imageSize(out_blue_noise));
+	ivec2 pix = ivec2(gl_GlobalInvocationID);
+
+	if (any(greaterThanEqual(pix, res))) {
+		return;
+	}
+
+	const ivec2 out_pix = pix; // need a checkerboard?
+
+	vec4 blue_noise = blueNoise(ivec3(pix.xy, ubo.ubo.frame_counter));
+	blue_noise += blue_noise.yzwx / 256. + blue_noise.zwxy / (256. * 256.); // add extra details up to 16 bits
+
+	imageStore(out_blue_noise, out_pix, FIX_NAN(blue_noise));
+}

ref/vk/shaders/lk_dnsr_config.glsl

@@ -0,0 +1,11 @@
+
+// not plane, it's sphere, but working
+#define NEAR_PLANE_OFFSET 5.
+
+// we downsample gi map and store bounces positions in neighboor texels
+// downsample image dimensions by 2 = store 4 bounces
+// downsample image dimensions by 3 = store 9 bounces
+#define GI_DOWNSAMPLE 2
+
+// max bounces for testing bounces visiblity
+#define GI_BOUNCES_MAX 1

ref/vk/shaders/lk_dnsr_light_direct_poly_choose.comp

@@ -0,0 +1,26 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_ray_query: require
+#extension GL_EXT_shader_atomic_float: require
+#extension GL_EXT_shader_16bit_storage : require
+
+#define RAY_QUERY
+
+#define PRIMARY_VIEW 1
+
+#define SRC_FIRST_POSITION refl_position_t
+#define SRC_POSITION position_t
+#define SRC_NORMALS normals_gs
+#define SRC_MATERIAL material_rmxx
+#define SRC_BASE_COLOR base_color_a
+
+#define LIGHT_CHOOSE_PASS 1
+#define OUT_LIGHTING out_light_poly_chosen_direct
+
+#define LIGHT_POLYGON 1
+#define GRAY_MATERIAL 1
+
+//#define MAX_LIGHTS_PER_TEXEL 32
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#include "lk_dnsr_lights_adaptive.glsl"

ref/vk/shaders/lk_dnsr_light_direct_poly_sample.comp

@@ -0,0 +1,30 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_ray_query: require
+#extension GL_EXT_shader_atomic_float: require
+#extension GL_EXT_shader_16bit_storage : require
+
+#define RAY_QUERY
+
+#define PRIMARY_VIEW 1
+
+#define SRC_FIRST_POSITION refl_position_t
+#define SRC_POSITION position_t
+#define SRC_NORMALS normals_gs
+#define SRC_MATERIAL material_rmxx
+#define SRC_BASE_COLOR base_color_a
+
+#define OUT_SEPARATELY 1
+
+#define OUT_DIFFUSE out_light_poly_diffuse
+#define OUT_SPECULAR out_light_poly_specular
+
+#define LIGHT_SAMPLE_PASS 1
+#define SRC_LIGHTS_CHOSEN light_poly_chosen_direct
+
+#define LIGHT_POLYGON 1
+#define GRAY_MATERIAL 1
+//#define MAX_LIGHTS_PER_TEXEL 32
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#include "lk_dnsr_lights_adaptive.glsl"

ref/vk/shaders/lk_dnsr_light_gi_point.comp

@@ -0,0 +1,22 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_shader_16bit_storage : require
+#extension GL_EXT_ray_query: require
+
+#define GLOBAL_ILLUMINATION 1
+
+#define SRC_FIRST_POSITION position_t
+#define SRC_POSITION gi_position_t
+#define SRC_NORMALS gi_normals_gs
+#define SRC_MATERIAL material_rmxx
+#define SRC_BASE_COLOR gi_base_color_a
+
+#define OUT_LIGHTING out_light_point_gi
+
+#define ADAPT_LIGHTS_COUNT 1
+
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#define RAY_QUERY
+#define LIGHT_POINT 1
+#include "lk_dnsr_lights_direct.glsl"

ref/vk/shaders/lk_dnsr_light_gi_poly.comp

@@ -0,0 +1,20 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_shader_16bit_storage : require
+#extension GL_EXT_ray_query: require
+
+#define GLOBAL_ILLUMINATION 1
+
+#define SRC_FIRST_POSITION gi_prev_bounce_pos
+#define SRC_POSITION gi_position_t
+#define SRC_NORMALS gi_normals_gs
+#define SRC_MATERIAL material_rmxx
+#define SRC_BASE_COLOR gi_base_color_a
+
+#define OUT_LIGHTING out_light_poly_gi
+
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#define RAY_QUERY
+#define LIGHT_POLYGON 1
+#include "lk_dnsr_lights_direct.glsl"

ref/vk/shaders/lk_dnsr_light_gi_poly_choose.comp

@@ -0,0 +1,25 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_ray_query: require
+#extension GL_EXT_shader_atomic_float: require
+#extension GL_EXT_shader_16bit_storage : require
+
+#define RAY_QUERY
+
+#define GLOBAL_ILLUMINATION 1
+
+#define SRC_FIRST_POSITION position_t
+#define SRC_POSITION gi_position_t
+#define SRC_NORMALS gi_normals_gs
+#define SRC_MATERIAL material_rmxx
+#define SRC_BASE_COLOR gi_base_color_a
+
+#define LIGHT_CHOOSE_PASS 1
+#define OUT_LIGHTING out_light_poly_chosen_gi
+
+#define LIGHT_POLYGON 1
+
+
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#include "lk_dnsr_lights_adaptive.glsl"

ref/vk/shaders/lk_dnsr_light_gi_poly_sample.comp

@@ -0,0 +1,25 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_ray_query: require
+#extension GL_EXT_shader_atomic_float: require
+#extension GL_EXT_shader_16bit_storage : require
+
+#define RAY_QUERY
+
+#define GLOBAL_ILLUMINATION 1
+
+#define SRC_FIRST_POSITION position_t
+#define SRC_POSITION gi_position_t
+#define SRC_NORMALS gi_normals_gs
+#define SRC_MATERIAL material_rmxx
+#define SRC_BASE_COLOR gi_base_color_a
+
+#define OUT_LIGHTING out_light_poly_gi
+
+#define LIGHT_SAMPLE_PASS 1
+#define SRC_LIGHTS_CHOSEN light_poly_chosen_gi
+
+#define LIGHT_POLYGON 1
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#include "lk_dnsr_lights_adaptive.glsl"

ref/vk/shaders/lk_dnsr_light_refl_point.comp

@@ -0,0 +1,24 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_shader_16bit_storage : require
+#extension GL_EXT_ray_query: require
+
+#define REFLECTIONS 1
+
+#define SRC_FIRST_POSITION position_t
+#define SRC_POSITION refl_position_t
+#define SRC_NORMALS refl_normals_gs
+#define SRC_MATERIAL refl_material_rmxx
+#define SRC_BASE_COLOR refl_base_color_a
+
+#define OUT_LIGHTING out_light_point_refl
+
+#define ADAPT_LIGHTS_COUNT 1
+
+//#define MAX_LIGHTS_PER_TEXEL 32
+//#define REUSE_SCREEN_LIGHTING 1
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#define RAY_QUERY
+#define LIGHT_POINT 1
+#include "lk_dnsr_lights_direct.glsl"

ref/vk/shaders/lk_dnsr_light_refl_poly.comp

@@ -0,0 +1,24 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_shader_16bit_storage : require
+#extension GL_EXT_ray_query: require
+
+#define REFLECTIONS 1
+
+#define SRC_FIRST_POSITION position_t
+#define SRC_POSITION refl_position_t
+#define SRC_NORMALS refl_normals_gs
+#define SRC_MATERIAL refl_material_rmxx
+#define SRC_BASE_COLOR refl_base_color_a
+
+#define OUT_LIGHTING out_light_poly_refl
+
+//#define REUSE_SCREEN_LIGHTING 1
+
+//#define MAX_LIGHTS_PER_TEXEL 32
+//#define REUSE_SCREEN_LIGHTING 1
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#define RAY_QUERY
+#define LIGHT_POLYGON 1
+#include "lk_dnsr_lights_direct.glsl"

ref/vk/shaders/lk_dnsr_light_refl_poly_choose.comp

@@ -0,0 +1,28 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_ray_query: require
+#extension GL_EXT_shader_atomic_float: require
+#extension GL_EXT_shader_16bit_storage : require
+
+#define RAY_QUERY
+
+#define REFLECTIONS 1
+
+#define SRC_FIRST_POSITION position_t
+#define SRC_POSITION refl_position_t
+#define SRC_NORMALS refl_normals_gs
+#define SRC_MATERIAL refl_material_rmxx
+#define SRC_BASE_COLOR refl_base_color_a
+
+#define LIGHT_CHOOSE_PASS 1
+#define OUT_LIGHTING out_light_poly_chosen_refl
+
+#define LIGHT_POLYGON 1
+
+//#define REUSE_SCREEN_LIGHTING 1
+
+//#define MAX_LIGHTS_PER_TEXEL 32
+//#define REUSE_SCREEN_LIGHTING 1
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#include "lk_dnsr_lights_adaptive.glsl"

ref/vk/shaders/lk_dnsr_light_refl_poly_sample.comp

@@ -0,0 +1,29 @@
+#version 460 core
+#extension GL_GOOGLE_include_directive : require
+#extension GL_EXT_ray_query: require
+#extension GL_EXT_shader_atomic_float: require
+#extension GL_EXT_shader_16bit_storage : require
+
+#define RAY_QUERY
+
+#define REFLECTIONS 1
+
+#define SRC_FIRST_POSITION position_t
+#define SRC_POSITION refl_position_t
+#define SRC_NORMALS refl_normals_gs
+#define SRC_MATERIAL refl_material_rmxx
+#define SRC_BASE_COLOR refl_base_color_a
+
+#define OUT_LIGHTING out_light_poly_refl
+
+#define LIGHT_SAMPLE_PASS 1
+#define SRC_LIGHTS_CHOSEN light_poly_chosen_refl
+
+#define LIGHT_POLYGON 1
+//#define REUSE_SCREEN_LIGHTING 1
+
+//#define MAX_LIGHTS_PER_TEXEL 32
+//#define REUSE_SCREEN_LIGHTING 1
+//#define ONE_LIGHT_PER_TEXEL 1
+
+#include "lk_dnsr_lights_adaptive.glsl"